GMS81508A Datasheet, PDF (14/91 Pages) Hynix Semiconductor – USERS MANUAL

GMS81508/16

Stack Address ( 0100_H 01FF_H )
15
87
0
01_H
SP
Hardware fixed
The bellows shows data store and restore sequence to/from stack area.

Interrupt

M (sp) ( PCH )

M (sp) ( PCL )

 sp sp 1

 sp sp 1

M (sp) ( PSW )

 sp sp 1
 RETI

 sp sp 1

( PSW ) M (sp)

 sp sp 1

( PCL ) M (sp)

 sp sp 1

( PCH) M (sp)
 Subroutine CALL

M (sp) ( PCH )

 sp sp 1
 RET

 sp sp 1

( PCL ) M (sp)

M (sp) ( PCL )

 sp sp 1

 sp sp 1

( PCH) M (sp)
 PUSH A ( X, Y, PSW )

M (sp) A

 sp sp 1
 POP A ( X, Y, PSW )

 sp sp 1

A M (sp)
9